255355890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{370081}}^1$

素因数の和:370114

約数の個数: 32

約数和(自身を含む): 639501696

約数和(自身を除く): 384145806

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 370081, 740162, 1110243, 1850405, 2220486, 3700810, 5551215, 8511863, 11102430, 17023726, 25535589, 42559315, 51071178, 85118630, 127677945, 255355890]

約数ペア:

[(1, 255355890), (2, 127677945), (3, 85118630), (5, 51071178), (6, 42559315), (10, 25535589), (15, 17023726), (23, 11102430), (30, 8511863), (46, 5551215), (69, 3700810), (115, 2220486), (138, 1850405), (230, 1110243), (345, 740162), (690, 370081)]